Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5288892 | Separation of methylchlorosilanes from high boiling residues of methylchlorosilane synthesis | Anton Schinabeck | 1994-02-22 |
| 5264084 | Process for separating off alkenes during methylchlorosilane distillation | Anton Schinabeck, Berthold Haefner | 1993-11-23 |
| 5252768 | Process for preparing a dimethylchlorosilane | Gilbert Geisberger | 1993-10-12 |
| 5210255 | Process for the preparation of methylchlorosilanes | Wilfried Kalchauer | 1993-05-11 |
| 5166287 | Process for the preparation of organopolysilanes | Wilfried Kalchauer, Lutz Roesch | 1992-11-24 |
| 5130400 | Process for preparing spherical, monodispersed organopolysiloxanes or silicon oxycarbides | — | 1992-07-14 |
| 5098747 | Coating compositions containing (poly)borosiloxanes and a process for preparing vitreous coatings | Wilfried Kalchauer, Werner Graf | 1992-03-24 |
| 5015605 | Process for preparing highly porous glass-ceramic molded parts | Volker Frey, Norbert Zeller | 1991-05-14 |
| 4952658 | Process for preparing organopolysilanes | Wilfried Kalchauer, Norbert Zeller | 1990-08-28 |
| 4935483 | Heat-vulcanizable organopolysiloxane compositions | Norbert Gamon, Ferdinand Pradl, Volker Frey | 1990-06-19 |
| 4879142 | Process for preparing a silicon carbide protective coating | Volker Fey, Norbert Zeller | 1989-11-07 |
| 4833220 | Process for preparing moldings based on silicon oxycarbide | Volker Frey, Norbert Zeller | 1989-05-23 |
| 4824651 | Process for preparing silicon carbide fibers | Volker Frey, Norbert Zeller | 1989-04-25 |
| 4667046 | Method for preparing organopolysilanes and their uses | Volker Frey, Norbert Zeller | 1987-05-19 |